This site is supported by donations to The OEIS Foundation.

Thanks to everyone who made a donation during our annual appeal!
To see the list of donors, or make a donation, see the OEIS Foundation home page.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A160861 The digits of each number can be divided into two groups which have the same product. 0
 11, 22, 33, 44, 55, 66, 77, 88, 99, 100, 111, 122, 133, 144, 155, 166, 177, 188, 199, 200, 212, 221, 224, 236, 242, 248, 263, 284, 300, 313, 326, 331, 339, 362, 393, 400, 414, 422, 428, 441, 482, 500, 515, 551, 600, 616, 623, 632, 661, 700, 717, 771, 800, 818 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Contains almost all primes. LINKS EXAMPLE 177 is in the sequence because its digits {1,7,7} may be grouped so that 1*7=7. 632 is in the sequence because its digits {6,3,2} may be grouped so that 2*3=6. CROSSREFS Sequence in context: A033283 A044851 A276769 * A302575 A302801 A067042 Adjacent sequences:  A160858 A160859 A160860 * A160862 A160863 A160864 KEYWORD nonn,base,easy AUTHOR Claudio Meller, May 29 2009 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified January 19 05:41 EST 2019. Contains 319304 sequences. (Running on oeis4.)